GDYT-10/50(10kVA/50kV AC) Partial Discharge Test System

• Type: Universal Testing Machine
• Accuracy Grade: 1
• Load Way: Electronic Load
• Loading Method: Dynamic Load
• Display: Digital
• Control: Computer Control
• Model NO.: GDYT-10/50
• Weight: 0-100Kg
• Power Source: AC220V
• Rated Capacity: 10kVA
• Output Voltage: 50kV customized
• Output Current: 200mA customized
• Wave form distortion rate: <3%
• Shortcircuit impedance: <18%
• PD value: <10pC @ 100% rated voltage
• Transport Package: Wooden Case
• Specification: ISO, SGS
• Trademark: HV Hipot
• Origin: Wuhan China
• HS Code: 9030899090
• Production Capacity: 2000PCS/Year

Product Description

GDYT-10/50(10kVA/50kV AC) Partial Discharge Test System 


General introduction

GDYT-10/50 Partial Discharge Test System is mainly used for testing frequency voltage insulation level of various insulation materials, insulation structure and electrical products, also as partial discharge frequency testing power supply for testing object such as transformer, mutual inductor and lightning arresters. It is widely used in electrical manufacturing, power operation departments, research institutes and universities.


GDYT System 10kVA/50kV composition

1. Hipot Test Control Box GDYD-10/50        
2. PD-free Gas Type Transformer YDQW-10/50   
3. Coupling Capacitor  TAWF-800pF/80kV        
4. Protective Resistor GR50kV             
5. Isolation Filter LBQ-10kVA                    
6. Partial discharge detector(optional) 
7. Other accessories         

II. Specifications

System Specifications
 

1. Power supply: 230V±10%, 50Hz
2. Rated capacity: 10kVA                                         
3. Output voltage: 50kV, current: 200mA                                 
4. Short-circuit impedance: <18%
5. Operation time: 30mins@100% rated voltage and current.

             Continuous working@ 2/3 rated voltage and current.

1. Wave form distortion rate:<3% when voltage regulator input voltage distortion rate <3%.
2. PD value:≤10pC @ 100% rated voltage

1. Control unit

Features
 

1. Digital display meters mounted on the panel.

1. Monitoring HV side voltage, HV side current, LV side current and indicator of zero, power, working start, timing.
2. Over-current protection, zero-starting protection,sound and light alarm.
3. With new type time relay, time range is more wider (1S ~ 99H).
4. Using the latest current relay, more accurate and reliable.

Specifications
 

1. Power: AC230V±10%,50Hz
2. Capacity: 10kVA
3. Output voltage: AC 0-250V
4. Rated output current: 50A
5. Rated current rectified range: 0-50A
6. HV voltmeter range: 0-50kV

    Accuracy: 3.0% of the reading±1digit(F.S)

1. HV ammeter range:0-200mA

    Accuracy: 3.0% of the reading±1 digit(F.S)

1. LV ammeter range: 0-50A

    Accuracy: 2.0% of the reading±1 digit(F.S)

1. Timing range:1s-99h

2. PD-free Gas testing transformer (HV unit)
 

1. Rated capacity: 10kVA
2. Input voltage: 0-200V
3. Input current: AC 0-50A
4. Output voltage: AC 0-50kV
5. Output current: AC 200mA
6. Voltage accuracy: AC 1.5%
7. PC value on rated voltage: ≤10pc
8. Voltage distortion factor: <3%
9. Insulation dielectric: SF₆ gas

 

1. Coupling capacitor

 

1. Rated frequency: 50Hz
2. Standard capacitance: 800pF±3%
3. Rated voltage: 50kV
4. Voltage ratio: 1000/1
5. Dielectric loss: <0.5%
6. Measurement accuracy: 1%
7. Permitted operation time: same with testing transformer
8. PD value: ≤10pc on 100% of rated voltage.

 

1. Protective resistor

 

1. Rated frequency: 50Hz
2. Rated voltage: 50kV
3. Resistance: 5.5kΩ
4. Rated current: 0.2A

1. Permitted operation time: same with testing transformer

5. Isolation filter
 

1. With L-C filter loop circuit, and built-in filter compensation device
2. Rated capacity: 10kVA
3. Rated voltage: 200V
4. Rated current: 50A
5. Frequency: 50Hz
6. Attenuation: 40kHz-100kHz ≥40dB

             100kHz-1.5Mhz ≥60dB

1. Permitted operation time: same with testing transformer